I know you have the squares already cut ... so for another time ...
And even easier still ...
instead of cutting your squares first ... use the grid method and do all the sewing first, then cut apart.
Lots of HST discussions this weekend
http://www.quiltingboard.com/main-f1...s-t185211.html
and from this morning
http://www.quiltingboard.com/main-f1...n-t185362.html